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gethostbyname.3: Move mention of <sys/socket.h> from SYNOPSIS to DESCRIPTION 

The functions are all declared in <netdb.h>. <sys/socket.h> is only
needed for the AF_* constants.

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Michael Kerrisk 2021-01-01 12:23:57 +01:00
parent 460aeeb46d
commit 742694e926
1 changed files with 3 additions and 2 deletions
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5
man3/gethostbyname.3
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@ -50,7 +50,6 @@ gethostent_r \- get network host entry
.PP
.BI "struct hostent *gethostbyname(const char *" name );
.PP
.BR "#include <sys/socket.h>" " /* for AF_INET */"
.BI "struct hostent *gethostbyaddr(const void *" addr ,
.BI " socklen_t " len ", int " type );
.PP
@ -200,7 +199,9 @@ for the given host address \fIaddr\fP of length \fIlen\fP and address type
Valid address types are
.B AF_INET
and
.BR AF_INET6 .
.BR AF_INET6
(defined in
.IR <sys/socket.h> ).
The host address argument is a pointer to a struct of a type depending
on the address type, for example a \fIstruct in_addr *\fP (probably
obtained via a call to